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conodont animal
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conodont animal
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牙形动物
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conodont animal
牙形动物
含有牙形刺骨骼的一类已经绝灭的海生游泳型动物。牙形刺又译牙形石、牙形类、牙形虫、牙石、锥石、锥石类等。
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更新时间:2025/11/28 17:04:28